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Investments - Schedule of Investment Concentrations (Details) $ in Millions	Mar. 31, 2024 USD ($)
Blackstone Wave Asset Holdco | Stockholders' Equity | Investment Risk Concentration
Schedule of Investments [Line Items]
Investment owned, at fair value	$ 733

X

- Definition

Fair value of investment in security owned.

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Name:	us-gaap_InvestmentOwnedAtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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